Which was an accomplishment of Abu Bakr? O A. He united Arabia under the Muslim faith.
B. He conquered Gaul for Islam.
C. He established the Quran.
D. He overthrew the Rightly Guided Caliphs.

C.

Explanation:

He compiled the first copy of the Qur'an

A.

Explanation:

congress failed to remove johnson. but it did succeed in getting control of efforts to re-build the south following america's civil war. radical republicans wanted to punish the south for starting the war. they also wanted to be sure new governments in the southern states would support the republican party.